Home / 10,242,080.72-15,363,126.20-2,669,027.28

Finding the Fourth Proportional to 10,242,080.72, 15,363,126.20 and 2,669,027.28

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Solution

The fourth proportional to 10,242,080.72, 15,363,126.20 and 2,669,027.28 is: 4,003,542.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,242,080.72 : 15,363,126.20 = 2,669,027.28 : x
  2. Step 2: Convert to fraction form
    10,242,080.72/15,363,126.20 = 2,669,027.28/x
  3. Step 3: Cross multiply
    10,242,080.72x = 15,363,126.20 × 2,669,027.28
  4. Step 4: Simplify right side
    10,242,080.72x = 41,004,602,933,882.73
  5. Step 5: Solve for x
    x = 41,004,602,933,882.73/10,242,080.72
  6. Step 6: Final answer
    x = 4,003,542.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.